CN206803326U - A kind of ultra-low temperature air source heating unit - Google Patents
A kind of ultra-low temperature air source heating unit Download PDFInfo
- Publication number
- CN206803326U CN206803326U CN201720712691.7U CN201720712691U CN206803326U CN 206803326 U CN206803326 U CN 206803326U CN 201720712691 U CN201720712691 U CN 201720712691U CN 206803326 U CN206803326 U CN 206803326U
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- heat exchanger
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- compressor
- low temperature
- heating unit
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/12—Hot water central heating systems using heat pumps
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- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Abstract
A kind of ultra-low temperature air source heating unit,Including compressor,Gas-liquid separator,High-efficiency tank heat exchanger,Four-way valve,Fin heat exchanger,Plate changes and reservoir,Described one end of high-efficiency tank heat exchanger 4 connects compressor 1,The other end connects fin heat exchanger 6 and gas-liquid separator 2 respectively by four-way valve 5,Described compressor 1 is provided with individual event increasing enthalpy device 3,Capillary 12 and magnetic valve 11 are provided between compressor 1 and reservoir 8,The reservoir 8 changes 7 connection fin heat exchangers 6 by plate,Fin heat exchanger 6 and plate are provided with filter 9 and electric expansion valve 10 between changing 7,The air-source ultralow temperature heating unit,Heat in absorbable air,After being pressurizeed by enthalpy-increasing compressor,Transfer heat to warmer,The setting of enthalpy-increasing compressor,Ultra-low temperature surroundings can be dealt with,Suitable for north cold area domestic consumer and newly-increased residence heating demand.
Description
Technical field
It the utility model is related to HVAC technical field, and in particular to a kind of ultra-low temperature air source heating unit.
Background technology
Because the northern area of China cold districts outdoor temperature is low, effect is poor when air-conditioning heats in the winter time, gas
When temperature is especially low even can not normal use, and Energy Efficiency Ratio is also than relatively low, the environment of the operation of common air heating unit
Temperature be generally -7 DEG C~43 DEG C, in the area of very cold, common net for air-source heat pump units just can not normal operation, it is necessary to
Using to can normal operation at low ambient temperatures ultra-low temperature air source heating unit.
Utility model content
The purpose of this utility model is to provide the good a kind of ultra-low temperature air source heating that works under ultra low temperature state
Unit.
To achieve these goals, the technological means that the utility model is taken is：A kind of ultra-low temperature air source heating machine
Group, including compressor, gas-liquid separator, high-efficiency tank heat exchanger, four-way valve, fin heat exchanger, plate are changed and formed with reservoir, described
High-efficiency tank heat exchanger one end connects compressor, and the other end connects fin heat exchanger and gas-liquid separator, institute by four-way valve respectively
The compressor stated is provided with individual event increasing enthalpy device, and capillary and magnetic valve are provided between compressor and reservoir, and the reservoir passes through
Plate changes connection fin heat exchanger, fin heat exchanger and plate alternatively between be provided with filter and electric expansion valve.
Further technical scheme is：The heat exchanger fin that the plate changes is tubular structure, and helical fin is provided with inside heat exchanger tube.
Further technical scheme is：Described capillary is provided with ball valve, is distributed in capillary both sides.
Further technical scheme is：Visor is provided between individual event increasing enthalpy device and capillary.
Further technical scheme is：Oily heating tape is provided with the downside of the compressor.
Further technical scheme is：Refrigerant is provided with the reservoir.
Further technical scheme is：The filter is two, and electric expansion valve is provided between two filters.
The beneficial effects of the utility model are：The air-source ultralow temperature heating unit, the heat caning absorb in air, passes through
After enthalpy-increasing compressor pressurization, warmer is transferred heat to, the setting of enthalpy-increasing compressor, ultra-low temperature surroundings can be dealt with, be applicable
In north cold area domestic consumer and newly-increased residence heating demand, heating effect is superior under ultralow temperature temperature, energy saving
Central air conditioning unit, can the stable operation under -25 DEG C~43 DEG C environment, using air as thermal source, contamination-free row
Put, produce 50 DEG C of hot water, between meeting 35-50 DEG C the needs of hot water, possess heating function, be adapted to directly air-supply or floor spoke
The heating system penetrated, in addition, incrustation scale is one of principal element for influenceing air source heating machine, the utility model additionally provides one kind
Reduce the structure that incrustation scale is formed.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is to change plate structure schematic diagram.
In figure, 1, compressor, 2, gas-liquid separator, 3, individual event increasing enthalpy device, 4, high-efficiency tank heat exchanger, 5, four-way valve, 6, stick up
Piece heat exchanger, 7, plate change, 8, reservoir, 9, filter, 10, electric expansion valve, 11, magnetic valve, 12, capillary, 13, ball valve,
14th, visor, 15, oily heating tape, 16, heat exchanger tube, 17, helical fin.
Embodiment
With reference to the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear
Chu, it is fully described by, it is clear that described embodiment is only part of the embodiment of the present utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Many details are elaborated in the following description in order to fully understand the utility model, but this practicality is new
Type can also be different from other manner described here using other to be implemented, and those skilled in the art can be without prejudice to this reality
With doing similar popularization in the case of new intension, therefore the utility model is not limited by following public specific embodiment.
Specific embodiment, as shown in figure 1, a kind of ultra-low temperature air source heating unit, including compressor 1, gas-liquid separator
2nd, high-efficiency tank heat exchanger 4, four-way valve 5, fin heat exchanger 6, plate change 7 and reservoir 8, the one end of high-efficiency tank heat exchanger 4 connection
Compressor 1, the other end connect fin heat exchanger 6 and gas-liquid separator 2 respectively by four-way valve 5, and described compressor 1 is provided with single
Item increasing enthalpy device 3, is provided with capillary 12 between compressor 1 and reservoir 8 and plate changes 7, the reservoir 8 changes 7 connections by plate and stuck up
Piece heat exchanger 6, fin heat exchanger 6 and plate are provided with filter 9 and electric expansion valve 10 between changing 7.
The heat exchanger fin that the plate changes 7 is tubular structure, water to flow through passage more unimpeded than laminated structure, in heat exchanger tube 16
Portion is provided with spiral chute, is provided with helical fin 17 in spiral chute, helical fin 17 can occur in 16 temperature change of heat exchanger tube
Deformation, make incrustation scale Automatic-falling, be not easy to form incrustation scale, also can be by way of changing helical fin 17, no even if forming incrustation scale
With integral replacing equipment, increase the service life of unit, while and can improves unit efficiency.
Described capillary 12 is provided with ball valve 13, is distributed in the on off state that the both sides of capillary 12 are used to control capillary.
Visor 14 is provided between individual event increasing enthalpy device 3 and capillary 12, is easy to observe.
The downside of compressor 1 is provided with oily heating tape 15, for heating the gas in compressor.
Liquid refrigerant is provided with the reservoir 8, for the heat in absorption air.
The filter 9 is two, and electric expansion valve 10 is provided between two filters 9, is the recycling of heat
Passage, filter 9 play a role in filtering.
The heat that liquid refrigerant in reservoir 8 changes absorption air after 7 heating by plate becomes gaseous refrigerant, passes through
Individual event increasing enthalpy device 3 enters compressor 1, turns into high-pressure gaseous refrigerant, and the refrigerant condenses heat release in gas-liquid separator 1, by heat
Amount passes to fin heat exchanger 6 and high-efficiency tank heat exchanger 4, and fin heat exchanger 6 transfers heat to plate by electric expansion valve 10
7 are changed, completes circulating-heating, becoming cryogenic high pressure liquid after the gas heat release in high-efficiency tank heat exchanger 4 in addition enters reservoir,
One cycle is completed, wherein incrustation scale is one of principal element for influenceing air source heating machine, and the utility model additionally provides one kind
Reduce the structure that incrustation scale is formed.
It the above is only preferred embodiment of the present utility model, anyone is according to content of the present utility model to the utility model
A little simple modification, deformation and the equivalent substitution made each falls within the scope of protection of the utility model.
Claims (7)
1. a kind of ultra-low temperature air source heating unit, including compressor (1), gas-liquid separator (2), high-efficiency tank heat exchanger (4), four
Port valve (5), fin heat exchanger (6), plate change (7) and reservoir (8), it is characterised in that：Described high-efficiency tank heat exchanger (4) one end connects
Compressor (1) is connect, the other end connects fin heat exchanger (6) and gas-liquid separator (2), described pressure respectively by four-way valve (5)
Contracting machine (1) is provided with individual event increasing enthalpy device (3), and capillary (12) and magnetic valve (11) are provided between compressor (1) and reservoir (8),
The reservoir (8) changes (7) by plate and connects fin heat exchanger (6), and fin heat exchanger (6) and plate are provided with filtering between changing (7)
Device (9) and electric expansion valve (10).
A kind of 2. ultra-low temperature air source heating unit according to claim 1, it is characterised in that：The plate changes changing for (7)
Backing is tubular structure, and helical fin (17) is provided with inside heat exchanger tube (16).
A kind of 3. ultra-low temperature air source heating unit according to claim 1, it is characterised in that：Described capillary (12)
Provided with ball valve (13), capillary (12) both sides are distributed in.
A kind of 4. ultra-low temperature air source heating unit according to claim 1, it is characterised in that：Individual event increasing enthalpy device (3) with
Visor (14) is provided between capillary (12).
A kind of 5. ultra-low temperature air source heating unit according to claim 1, it is characterised in that：Under the compressor (1)
Side is provided with oily heating tape (15).
A kind of 6. ultra-low temperature air source heating unit according to claim 1, it is characterised in that：In the reservoir (8)
Provided with refrigerant.
A kind of 7. ultra-low temperature air source heating unit according to claim 1, it is characterised in that：The filter (9) is
Two, and electric expansion valve (10) is provided between two filters (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720712691.7U CN206803326U (en) | 2017-06-19 | 2017-06-19 | A kind of ultra-low temperature air source heating unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720712691.7U CN206803326U (en) | 2017-06-19 | 2017-06-19 | A kind of ultra-low temperature air source heating unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206803326U true CN206803326U (en) | 2017-12-26 |
Family
ID=60747825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720712691.7U Active CN206803326U (en) | 2017-06-19 | 2017-06-19 | A kind of ultra-low temperature air source heating unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206803326U (en) |
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2017
- 2017-06-19 CN CN201720712691.7U patent/CN206803326U/en active Active
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